Software Engineer – Business Central & Java/Kotlin

We are looking for a Software Engineer to join our team of around 1,700 people worldwide to help us power up the traveller's journey for millions of holidaymakers. If you are passionate about designing, building and evolving modern financial systems, combining strong Microsoft Dynamics 365 Business Central expertise with backend engineering skills, keep on reading, as you might be the perfect fit for this job.

The job in brief:

• Job Title - Software Engineer
• Working model - remote from Spain
• Team - you will join the Finance Systems Engineering team
• Level - Professional
• Location - Spain
• Contract - Permanent - full-time (36 h/week)

What your impact will be:

• Design, develop and maintain custom extensions and integrations in Microsoft Dynamics 365 Business Central (AL), ensuring high-quality code and adherence to best practices.
• Contribute to the evolution of our Finance Core Platform, supporting both ERP and non-ERP components for accounting, reconciliation, treasury and financial reporting.
• Develop backend services and APIs in Java or Kotlin, enabling seamless communication between Business Central and internal or external platforms (booking, payments, data, finance systems).
• Collaborate with Product Managers, Functional Analysts and Engineering teams to understand business requirements and translate them into robust and efficient technical solutions.
• Participate in architectural and system design discussions, ensuring solutions that are modular, observable and scalable.
• Ensure end-to-end data integrity and consistent integrations across ERP and connected systems.
• Implement automated testing, contribute to CI/CD pipelines and follow continuous delivery principles to ensure smooth, reliable deployments.
• Investigate and resolve incidents or performance issues, collaborating with support and infrastructure teams when needed.
• Maintain technical documentation and actively share knowledge to contribute to the team’s growth.
• Participate in code reviews, mentoring peers and raising engineering standards within the team.

Your expertise:

• 3+ years of hands-on experience with Microsoft Dynamics 365 Business Central or NAV, including AL development.
• Solid understanding of ERP functional areas such as General Ledger, VAT, Posting routines and Dimensions.
• Proven experience with Java or Kotlin, building and maintaining backend services or APIs.
• Good knowledge of SQL, RESTful APIs and asynchronous integrations.
• Strong debugging, analytical and problem-solving abilities.
• Fluency in English, both written and spoken.

Desirable:

• Experience with AWS, Docker and CI/CD pipelines.
• Knowledge of Spring Boot and related frameworks.
• Experience with Business Central API integrations and communication with external systems (e.g. payment providers, reconciliation platforms).
• Familiarity with event-driven or message-based architectures.
• Understanding of financial processes and interest in FinTech / Finance Systems.

Soft Skills

• Analytical and detail-oriented, yet pragmatic and delivery-focused.
• Strong collaboration mindset with the ability to work effectively in cross-functional teams.
• Curious, proactive and motivated to learn technologies beyond the ERP world.
• Autonomous and accountable — you take ownership from design to delivery.
• Passionate about improving systems, processes and overall code quality.

Why join us

• Work on a Finance Core Platform that is strategic for lastminute.com’s transformation and scalability.
• Collaborate in an international, fast-paced environment with strong engineering communities.
• Be part of a cross-functional culture that values learning, experimentation and continuous improvement.
• Contribute to the next generation of financial systems architecture for a European travel-tech leader.

Perks of working with us:

How we work together:

• An inclusive, friendly, and international environment (you’ll be working with colleagues from +10 countries and over 48 nationalities)
• Shorter working week (36h as full time), with a half working day on Fridays
• Flexible start and end of the working day, with core hours from 10:00 to 4:00 pm
• Possibility to work from anywhere for a period of time per year defined according to local regulations

How we learn together:

• Fri-Yays: half a day on Friday morning with a no-meeting mandate and dedicated to deep work, personal growth, learning and training and/or focus time.
• Professional and managerial skills development training paths, access to e-learning platforms such as O’reilly, Udemy, Coursera (depending on the department), and to our internal platform offering bespoke training content

Other perks:

• 2 paid days off per year for volunteering purposes
• Occasional social events to foster connections among colleagues
• Travel industry discounts and flash exclusive staff fares
• We support our employees through life's significant moments with leave options (e.g parental responsibilities, marriages, bereavements, relocations, etc.) in line with local laws.

Wish you were here? We do, too!

Selection process steps*:

• HR interview (15-30 minutes)
• Manager Interview and Team Interview
• Offline Test
• Offer extended
  (*Please note the process can slightly vary. The recruiter in charge will share more details when setting up the interview)

Our commitment to celebrate diversity and generate belonging

At the heart of our culture is a commitment to inclusion across race, gender, age, sexual orientation, religion, gender identity or expression, and accessibility. We strongly believe in an equal opportunity space, which is welcoming and celebrates the uniqueness of everyone who works here. We value different lived experiences and respect viewpoints, as we know unicity drives innovation. We want to make sure our people reflect the communities across the world we help travel.

Eligibility criteria:
By submitting your information and application, you confirm that you are legally authorised to work in the country of employment and that you do not require visa sponsorship to obtain employment visa status.

At lastminute.com, we live for the holidays. We are the European Travel-Tech leader in Dynamic Holiday Packages. With technology, we turn spontaneous thoughts into meaningful experiences, helping people travel the world.